#include <stdio.h>
#include <string.h>

#define maxn 200000
char ans[maxn];
char guess[maxn];
char A[30], G[30];
void reset() {
  memset(A, 0, sizeof(A));
  memset(G, 0, sizeof(G));
}

int main() {
  int round;
  while(scanf("%d\n", &round) == 1) {
    reset();
    if(round==-1) break;
    int succ = 0;
    scanf("%s\n%s\n", ans, guess);
    int alen=strlen(ans), glen=strlen(guess);
    int total = 0;
    for(int i=0; i<alen; ++i) {
      A[ans[i]^0x60] = 1;
    }
    for(int i=1; i<=26; ++i) {
      total += A[i];
    }
    int wrong = 0;
    for(int i=0; i<glen; ++i) {
      if(A[guess[i]^0x60]) {
        total--;
        A[guess[i]^0x60] = 0;
        if(total==0) {
          succ = 1;
          break;
        }
      }
      else {
        wrong++;
        if(wrong==7) {
          succ = -1;
          break;
        }
      }
    }
    printf("Round %d\n", round);
    switch(succ) {
      case -1:
        puts("You lose.");
        break;
      case 0:
        puts("You chickened out.");
        break;
      case 1:
        puts("You win.");
        break;
    }
  }
}
